72157085

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1109}}^1$

素因数の和:1158

約数の個数: 48

約数和(自身を含む): 117002880

約数和(自身を除く): 44845795

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 169, 385, 455, 715, 845, 1001, 1109, 1183, 1859, 5005, 5545, 5915, 7763, 9295, 12199, 13013, 14417, 38815, 60995, 65065, 72085, 85393, 100919, 158587, 187421, 426965, 504595, 792935, 937105, 1110109, 1311947, 2061631, 5550545, 6559735, 10308155, 14431417, 72157085]

約数ペア:

[(1, 72157085), (5, 14431417), (7, 10308155), (11, 6559735), (13, 5550545), (35, 2061631), (55, 1311947), (65, 1110109), (77, 937105), (91, 792935), (143, 504595), (169, 426965), (385, 187421), (455, 158587), (715, 100919), (845, 85393), (1001, 72085), (1109, 65065), (1183, 60995), (1859, 38815), (5005, 14417), (5545, 13013), (5915, 12199), (7763, 9295)]